Samsung J260G Unlock error

Samsung J260G Unlock error ,how to solve?

1st try

Quote:

UNLOCK INSTRUCTIONS: Unlocking using sever: 1. Power on the phone. 2. Tap 7 times on 'Build number' in 'Settings'-'About phone'-'Software information' to enable 'Developer options', go to 'Settings'-'Developer options' and enable 'USB debugging'. 3. Connect the phone to PC with USB cable, install drivers if needed. 4. Select device in ADB settings. 5. Press 'Unlock via server' button, write your login and password in window if it will appear. (Login and password will be saved as default after first input and can be changed in settings.) Operation: Read Codes via Server Selected model: SM-J260G Software version: 34.6 Checking Login and Password... OK Ballance: 50 crd. You have 50 credit(s) left. This operation takes 10 credits.Continue? Yes Waiting ADB device... OK Reading phone info... Model: SM-J260G Android version: 8.1.0 PDA version: J260GDDU2ARK4 CSC version: J260GODM2ARK4 Phone version: J260GDDU2ARK4 Product code: SM-J260GZKDINS CSC country code: India CSC sales code: INS Phone SN: RZ8K80PHF7K IMEI: 358312090337384 HW version: MP 0.500 RF cal date: 20180807 Chip name: EXYNOS7570 Modem board: SHANNON305 Security patch: 2018-12-01 Boot Warranty bit: 0 SIM State: NETWORK_LOCKED,ABSENT Initialization zTool... OK Running zTool, please wait... OK Reading data from phone... OK Searching server... OK Checking server answer... modem required Rebooting phone... OK Waiting ADB device... OK Waiting for device to become ready... Done with Samsung Tool PRO v.34.6

2nd try

Quote:

Checking Login and Password... OK Ballance: 50 crd. You have 50 credit(s) left. This operation takes 10 credits.Continue? Yes Waiting ADB device... OK Reading phone info... Model: SM-J260G Android version: 8.1.0 PDA version: J260GDDU2ARK4 CSC version: J260GODM2ARK4 Phone version: J260GDDU2ARJ7 Product code: SM-J260GZKDINS CSC country code: India CSC sales code: INS Phone SN: RZ8K80PHF7K IMEI: 358312090337384 HW version: MP 0.500 RF cal date: 20180807 Chip name: EXYNOS7570 Modem board: SHANNON305 Security patch: 2018-12-01 Boot Warranty bit: 0 SIM State: ABSENT,ABSENT Initialization zTool... OK Running zTool, please wait... OK Reading data from phone... OK Searching server... OK Checking server answer... modem required Initialization zTool... error(0) Done with Samsung Tool PRO v.34.6